Numbers with 16 divisors.

Terms

a(0) =120a(1) =168a(2) =210a(3) =216a(4) =264a(5) =270a(6) =280a(7) =312a(8) =330a(9) =378a(10) =384a(11) =390a(12) =408a(13) =440a(14) =456a(15) =462a(16) =510a(17) =520a(18) =546a(19) =552a(20) =570a(21) =594a(22) =616a(23) =640a(24) =680a(25) =690a(26) =696a(27) =702a(28) =714a(29) =728